Rémi Bernon : dinput: Check sizes in HID joystick IDirectInputDevice8_GetProperty.

Alexandre Julliard julliard at winehq.org
Tue Sep 21 15:59:02 CDT 2021


Module: wine
Branch: master
Commit: b4dfa8ff7be2394213fc6ebe867debbbe423f709
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=b4dfa8ff7be2394213fc6ebe867debbbe423f709

Author: Rémi Bernon <rbernon at codeweavers.com>
Date:   Tue Sep 21 09:52:46 2021 +0200

dinput: Check sizes in HID joystick IDirectInputDevice8_GetProperty.

Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/dinput/joystick_hid.c | 9 +++++++++
 dlls/dinput8/tests/hid.c   | 2 --
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/dlls/dinput/joystick_hid.c b/dlls/dinput/joystick_hid.c
index fb0d769d85f..9cacda6b02b 100644
--- a/dlls/dinput/joystick_hid.c
+++ b/dlls/dinput/joystick_hid.c
@@ -500,28 +500,33 @@ static HRESULT WINAPI hid_joystick_GetProperty( IDirectInputDevice8W *iface, con
     TRACE( "iface %p, guid %s, header %p\n", iface, debugstr_guid( guid ), header );
 
     if (!header) return DIERR_INVALIDPARAM;
+    if (header->dwHeaderSize != sizeof(DIPROPHEADER)) return DIERR_INVALIDPARAM;
     if (!IS_DIPROP( guid )) return DI_OK;
 
     switch (LOWORD( guid ))
     {
     case (DWORD_PTR)DIPROP_RANGE:
+        if (header->dwSize != sizeof(DIPROPRANGE)) return DIERR_INVALIDPARAM;
         enum_value_objects( impl, header, DIDFT_AXIS, get_property_prop_range, header );
         return DI_OK;
     case (DWORD_PTR)DIPROP_PRODUCTNAME:
     {
         DIPROPSTRING *value = (DIPROPSTRING *)header;
+        if (header->dwSize != sizeof(DIPROPSTRING)) return DIERR_INVALIDPARAM;
         lstrcpynW( value->wsz, impl->instance.tszProductName, MAX_PATH );
         return DI_OK;
     }
     case (DWORD_PTR)DIPROP_INSTANCENAME:
     {
         DIPROPSTRING *value = (DIPROPSTRING *)header;
+        if (header->dwSize != sizeof(DIPROPSTRING)) return DIERR_INVALIDPARAM;
         lstrcpynW( value->wsz, impl->instance.tszInstanceName, MAX_PATH );
         return DI_OK;
     }
     case (DWORD_PTR)DIPROP_VIDPID:
     {
         DIPROPDWORD *value = (DIPROPDWORD *)header;
+        if (header->dwSize != sizeof(DIPROPDWORD)) return DIERR_INVALIDPARAM;
         if (!impl->attrs.VendorID || !impl->attrs.ProductID) return DIERR_UNSUPPORTED;
         value->dwData = MAKELONG( impl->attrs.VendorID, impl->attrs.ProductID );
         return DI_OK;
@@ -529,12 +534,14 @@ static HRESULT WINAPI hid_joystick_GetProperty( IDirectInputDevice8W *iface, con
     case (DWORD_PTR)DIPROP_JOYSTICKID:
     {
         DIPROPDWORD *value = (DIPROPDWORD *)header;
+        if (header->dwSize != sizeof(DIPROPDWORD)) return DIERR_INVALIDPARAM;
         value->dwData = impl->instance.guidInstance.Data3;
         return DI_OK;
     }
     case (DWORD_PTR)DIPROP_GUIDANDPATH:
     {
         DIPROPGUIDANDPATH *value = (DIPROPGUIDANDPATH *)header;
+        if (header->dwSize != sizeof(DIPROPGUIDANDPATH)) return DIERR_INVALIDPARAM;
         lstrcpynW( value->wszPath, impl->device_path, MAX_PATH );
         return DI_OK;
     }
@@ -566,11 +573,13 @@ static HRESULT WINAPI hid_joystick_SetProperty( IDirectInputDevice8W *iface, con
     TRACE( "iface %p, guid %s, header %p\n", iface, debugstr_guid( guid ), header );
 
     if (!header) return DIERR_INVALIDPARAM;
+    if (header->dwHeaderSize != sizeof(DIPROPHEADER)) return DIERR_INVALIDPARAM;
     if (!IS_DIPROP( guid )) return DI_OK;
 
     switch (LOWORD( guid ))
     {
     case (DWORD_PTR)DIPROP_RANGE:
+        if (header->dwSize != sizeof(DIPROPRANGE)) return DIERR_INVALIDPARAM;
         enum_value_objects( impl, header, DIDFT_AXIS, set_property_prop_range, (void *)header );
         return DI_OK;
     default:
diff --git a/dlls/dinput8/tests/hid.c b/dlls/dinput8/tests/hid.c
index 1afb2916d4d..a290072f660 100644
--- a/dlls/dinput8/tests/hid.c
+++ b/dlls/dinput8/tests/hid.c
@@ -3785,11 +3785,9 @@ static void test_simple_joystick(void)
     hr = IDirectInputDevice8_GetProperty( device, DIPROP_VIDPID, NULL );
     ok( hr == DIERR_INVALIDPARAM, "IDirectInputDevice8_GetProperty returned %#x\n", hr );
     hr = IDirectInputDevice8_GetProperty( device, DIPROP_VIDPID, &prop_string.diph );
-    todo_wine
     ok( hr == DIERR_INVALIDPARAM, "IDirectInputDevice8_GetProperty returned %#x\n", hr );
     prop_dword.diph.dwHeaderSize = sizeof(DIPROPHEADER) - 1;
     hr = IDirectInputDevice8_GetProperty( device, DIPROP_VIDPID, &prop_dword.diph );
-    todo_wine
     ok( hr == DIERR_INVALIDPARAM, "IDirectInputDevice8_GetProperty returned %#x\n", hr );
     prop_dword.diph.dwHeaderSize = sizeof(DIPROPHEADER);
 




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